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   EN   

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6

   

Brown = main supply 230 Vac = line L 
Black & Black = room thermostat = I-O  
See above picture for the receiver internal connections. 

I

MPORTANT

:

 

the link-wire (if fitted) must be removed from room 

thermostat terminals 

I

MPORTANT

:

 

Secure the receiver wiring harness to the internal 

boiler cable anchors.

 

 
I

NSTALLATION OF RECEIVER

 

Secure  the  receiver  in  the  proximity  of  the  boiler  using  the 
screws  and  wall  plugs  or  using  the  adhesive  magnetic  strips 
on  the  external  boiler  casing  including  to  fix  (both  fixing  tools 
are provided). 
The  location  should  be  chosen  in  order  to  see  the  receiver 
light/button. For no reason should the receiver box be opened. 
The appliance can only be mounted indoors and in areas free 
from  any  water  or  moisture.  Wiring  must  conform  to  IEE 
regulations. RF Address Code Setting, if there is another user 
nearby, e.g. in the next dwelling, you receiver may be operated 
in  error  by  their  transmitter.  You  may  select  a  different  RF 
address code to prevent this. (see encoding section). 

N

OTE

do not fix the receiver in a permanent way to the boiler 

casing. 

 
 

I

NSTALLATION OF TRANSMITTER

 

The receiver and the transmitter are delivered already coupled 
therefore  the  encoding  procedure  is  not  necessary  at  the 
installation. In case it is required to encode the transmitter and 
the receiver, this operation should be done while the receiver 
and  the  transmitter  are  still  very  near  (see  the  encoding 
instructions). 
Before  fixing  the  transmitter  check  that  the  radio  signal  is 
active (if there is no communication the receiver will blink red 
or green irregularly. 
Because  the  transmitter  uses  radio  waves  to  communicate 
with  the  receiver,  you  should  also  bear  in  mind  that  metallic 
objects can weaken or deflect radio signals: this includes steel 
reinforced  walls,  filing  cabinets,  kitchen  appliances,  mirrors, 
etc. The range of the Radiostat is 40 metres in open air, and 
20  metres  inside  buildings,  dependent  on  RF  obstructions  as 
mentioned above. 
Position  the  Radiostat  on  a  wall  surface  away  from 
obstructions  and  direct  heat  sources  or  draughts,  in  a  room 
that  is  warmed  by  the  heating  system.  The  fixing  of  the 
transmitter  can  be  done  either  with  screws  and  wall  plugs  or 
with  the  double  side  adhesive  depending  on  the  wall  surface 
quality  (both  supplied).  See  the  side  diagram  as  reference  to 
drill the wall. Distance between 2 holes is 60 mm, drill hole dia. 
5 mm.

 

In the case of using wall plugs, 
the  transmitter  box  must  be 
open  to  fix  the  screws  to  the 
wall plugs from inside the box. 
The  opening  of  the  transmitter 
must  be  done  pressing  gently 
the  lower  button  and  leverage 
on  the  upper  side.  Fit  the 
supplied  two  batteries  inside 
the 

transmitter 

with 

the 

direction 

as 

indicated 

Summary of Contents for HRT-177RS

Page 1: ...RELESS manual issue 02 2013 rev 03 HRT 177RS WIRELESS RF WEEKLY ROOM THERMOSTAT Installation and user instruction page 2 EN CRONOTERMOSTATO SETTIMANALE SENZA FILI Manuale di installazione e uso pag 11 IT ...

Page 2: ...al actions required by the installer wiring connections of the receiver to the boiler setting the time and setting the day All the rest like coupling between receiver and transmitter heating pattern default temperatures etc are already pre configured at the factory IMPORTANT these instructions should be read in conjunction with the appliance installation instructions It is recommended that this de...

Page 3: ... selection only for expertise Escape from main menu QUICK START GUIDE To be read and used after a proper installation has been made and after the hours and the working mode has been set WORKING MODE This central heating control device provides you both the room thermostat function and the weekly clock function When in AUTO mode the central heating will be ON OFF according to the programmed times a...

Page 4: ...ture selection 03 hysteresis OFF value selection 04 hysteresis ON value selection 05 encoding and coupling with the RF receiver 06 radio frequency value selection EHIt escape from technical menu for technical menu see dedicated paragraph Exit escape from main menu INSTALLATION AND OPERATING INSTRUCTIONS Unlike the conventional thermostat this control separates the function in two units The receive...

Page 5: ...osition whatever the transmitter request was led green irregularly blinking However it is possible manually move the relay position the heat request to the OFF or ON position permanently by pressing the receiver transparent button The selected position is indicated by the red or green light irregularly blinking Once the radio communication has been reactivated the receiver will revert to work acco...

Page 6: ...s required to encode the transmitter and the receiver this operation should be done while the receiver and the transmitter are still very near see the encoding instructions Before fixing the transmitter check that the radio signal is active if there is no communication the receiver will blink red or green irregularly Because the transmitter uses radio waves to communicate with the receiver you sho...

Page 7: ...ation on the receiver Room temperature calibration Automatic boiler switch ON for radio communication errors missing communication between receiver and transmitter OPERATING INSTRUCTIONS At the first installation the thermostat the time and the day of the week needs to be set see encoder paragraph After this a desired thermostat status must be selected see the encoder paragraph When in AUTO mode t...

Page 8: ...mostat request This will prevent freezing in case of missing communication between the receiver and the transmitter in winter position If the receiver is located at the limit of wireless maximum distance the receiver can lose the communication for a while and then back to normal working mode In the case of missing supply to the receiver electrical black out the communication will be lost but at th...

Page 9: ...period 03 HYSTERESIS OFF The value selected with this parameter indicates when the heat request is stopped The factory setting is 0 4 C values range between 0 0 C and 2 0 C Heat requests switch OFF when the room temperature reaches the room target temperature plus the hysteresis OFF value 04 HYSTERESIS ON The value selected with this parameter indicates when the heat request is activated The facto...

Page 10: ...ating 2 x 1 5AAA Alkaline batteries Temperature setting 3 C to 35 C in 0 2 C increments Display temperature 9 9 C to 50 C in 0 2 C increments Install transmitter and receiver in an environment with normal pollution level Radio range 40 m in free space the range can be altered depending on the installation conditions and on the electromagnetic environment The manufacturer reserves the right to chan...

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